Soil Formation and the Three Sisters

Moving broken pieces of rock and soil to new places

• weathering

• erosion

• soil

• Three Sisters

Where plants grow; made from broken-down rocks and organic material

• weathering

• erosion

• soil

• Three Sisters

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3

the breaking down of rocks into smaller pieces

• weathering

• erosion

• soil

• Three Sisters

corn, beans, and squash that American Indians grew together

• weathering

• erosion

• soil

• Three Sisters

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Put the steps in order

• Rocks break down into smaller pieces

• American Indians plant the Three Sisters

• Soil is formed

• Plants grow and protect the soil from erosion

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4